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Ljubljana

$423+ Cheap flights from Chicago (CHI) to Ljubljana (LJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — LJU
jun 28 — jul 51
sáb 6/28
sáb 7/5
1 adult, Economy
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Cheap flight deals from Chicago to Ljubljana

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Ljubljana (LJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junho 23, 2025.

Round-trip from

$638
(Finnair)

One-way from

$423
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,568
From Chicago (CHI) to Ljubljana Joze Pucnik
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One-way flight from Chicago (CHI) to Ljubljana Joze Pucnik
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Highest demand for flights based on searches. 32% potential increase in price ($441 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Chicago to Ljubljana

Cheapest flights from Chicago to Ljubljana
Explore the most affordable flight options available from Chicago to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junho 23, 2025.

This Finnair deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 8/129:30 pmORD - LJU
1 stop28h 15mFinnair
ter 8/199:30 amLJU - ORD
2 stops33h 25mFinnair
Deal found 6/23$638
This KAYAK deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 9/89:40 pmORD - LJU
1 stop32h 05mLOT
seg 9/151:20 pmLJU - ORD
1 stop32h 50mLOT
Deal found 6/21$640
This Mytrip deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 8/127:05 pmORD - LJU
1 stop32h 00mSWISS
ter 8/1910:50 amLJU - ORD
1 stop32h 20mSWISS
Deal found 6/23$703
This CrystalTravel deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 8/132:20 pmORD - LJU
1 stop12h 45mMultiple Airlines
dom 8/246:40 amLJU - ORD
1 stop13h 15mMultiple Airlines
Deal found 6/21$716
This British Airways deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 9/37:15 pmORD - LJU
1 stop15h 35mBritish Airways
qua 9/176:00 pmLJU - ORD
1 stop26h 55mBritish Airways
Deal found 6/21$726
This Lufthansa deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 12/68:07 pmORD - LJU
2 stops42h 43mLufthansa
sex 12/1910:35 amLJU - ORD
1 stop16h 30mLufthansa
Deal found 6/23$734
This FlightHub deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 9/811:45 pmORD - LJU
1 stop36h 30mTurkish Airlines
seg 9/152:05 pmLJU - ORD
1 stop14h 55mTurkish Airlines
Deal found 6/22$754
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 8/65:10 pmORD - LJU
1 stop11h 25mDelta
qua 8/137:40 amLJU - ORD
2 stops21h 14mDelta
Deal found 6/22$825
This KLM deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 9/32:00 pmORD - LJU
2 stops14h 35mKLM
qua 9/1712:35 pmLJU - ORD
1 stop32h 35mKLM
Deal found 6/22$838
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 8/139:15 amMDW - LJU
2 stops19h 20mDelta
dom 8/246:30 amLJU - MDW
2 stops19h 07mDelta
Deal found 6/21$868
This KLM deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/39:30 amMDW - LJU
2 stops26h 25mKLM
dom 12/712:25 pmLJU - MDW
2 stops40h 19mKLM
Deal found 6/21$883
This Air France deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 8/111:43 pmMDW - LJU
2 stops15h 22mAir France
seg 8/1812:20 pmLJU - MDW
2 stops16h 29mAir France
Deal found 6/23$901

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Ljubljana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junho 23, 2025.
Use the filters below to find and compare flights from Chicago to Ljubljana that are best for you.

Fly from

Chicago

Fly to

Ljubljana

Route

Depart

Return

Price

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

ter 8/12

9:30 pm-8:45 am

1 stop28h 15m

Ljubljana Joze Pucnik

ter 8/19

9:30 am-11:55 am

2 stops33h 25m

$638

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

seg 9/8

9:40 pm-12:45 pm

1 stop32h 05m

Ljubljana Joze Pucnik

seg 9/15

1:20 pm-3:10 pm

1 stop32h 50m

$640

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

ter 8/12

7:05 pm-10:05 am

1 stop32h 00m

Ljubljana Joze Pucnik

ter 8/19

10:50 am-12:10 pm

1 stop32h 20m

$703

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

qua 8/13

2:20 pm-10:05 am

1 stop12h 45m

Ljubljana Joze Pucnik

dom 8/24

6:40 am-12:55 pm

1 stop13h 15m

$716

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

qua 9/3

7:15 pm-5:50 pm

1 stop15h 35m

Ljubljana Joze Pucnik

qua 9/17

6:00 pm-1:55 pm

1 stop26h 55m

$726

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

sáb 12/6

8:07 pm-9:50 pm

2 stops42h 43m

Ljubljana Joze Pucnik

sex 12/19

10:35 am-8:05 pm

1 stop16h 30m

$734

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

seg 9/8

11:45 pm-7:15 pm

1 stop36h 30m

Ljubljana Joze Pucnik

seg 9/15

2:05 pm-10:00 pm

1 stop14h 55m

$754

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

qua 8/6

5:10 pm-11:35 am

1 stop11h 25m

Ljubljana Joze Pucnik

qua 8/13

7:40 am-9:54 pm

2 stops21h 14m

$825

ChicagoLjubljana

ORD - LJU

ORDLJU

Chicago O'Hare Intl

qua 9/3

2:00 pm-11:35 am

2 stops14h 35m

Ljubljana Joze Pucnik

qua 9/17

12:35 pm-2:10 pm

1 stop32h 35m

$838

ChicagoLjubljana

MDW - LJU

MDWLJU

Chicago Midway

qua 8/13

9:15 am-11:35 am

2 stops19h 20m

Ljubljana Joze Pucnik

dom 8/24

6:30 am-6:37 pm

2 stops19h 07m

$868

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/20

Showing 1-10 of 21 results
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Best time to book a flight from Chicago to Ljubljana

Have a flexible travel schedule? Discover the best time to fly to Ljubljana from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Ljubljana

What is the cheapest month to book a flight from Chicago to Ljubljana?

Currently, February is the cheapest month in which you can book a flight from Chicago to Ljubljana (average of $710). Flying from Chicago to Ljubljana in June is currently the most expensive (average of $1,460). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to LJU?

Find hourly flight availability from Chicago to Ljubljana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junho 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Ljubljana in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the afternoon.

Rainfall in Ljubljana by month

Plan your trip to Ljubljana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ljubljana ranges from 1.6 - 2.8 inches per month. October is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Ljubljana when rainfall is around 1.6 in.

Temperature in Ljubljana by month

Plan your trip to Ljubljana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ljubljana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Ljubljana

Get insights into the airlines that provide service to Ljubljana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ljubljana. Reviews last updated junho 23, 2025.
To help decide which airline to fly from Chicago to Ljubljana, see what other customers have to say about Delta, KLM and LOT. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,965 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,082 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,295 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,470 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chicago to Ljubljana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ljubljana from Chicago?

    Located just 11.7 mi from the city center, Ljubljana Joze Pucnik is the airport most travelers will use when flying to Ljubljana from Chicago. Booking flights from Chicago to Joze Pucnik (LJU) should be relatively easy as there are 0 daily inbound flights from Chicago from 5 different airlines.

  • What are the cheapest airlines flying from Chicago to Ljubljana round-trip?

    According to our current data, Finnair ($638), LOT ($640), and SWISS ($703) offers the cheapest pricing from Chicago to Ljubljana. Users have found that Finnair is 31% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago to Ljubljana one-way?

    The cheapest airlines for a one-way flight from Chicago to Ljubljana are Air Serbia ($464), Turkish Airlines ($478), and Lufthansa ($563).

  • Can I find deals for flights from Chicago to Ljubljana that include hotel bookings?

    Yes. In addition to deals on Chicago to Ljubljana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Ljubljana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Ljubljana.

  • Can I find deals for business class flights from Chicago to Ljubljana?

    Yes. Cheapflights offers flight deals from Chicago to Ljubljana by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Ljubljana?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Ljubljana (average of $710). Flying from Chicago to Ljubljana in June is currently the most expensive (average of $1,460). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Chicago to Ljubljana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Chicago to Ljubljana

Discover the top 5 airlines that operate flights from Chicago to Ljubljana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junho 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$531Average$748FlexibilityNo cancel feeOn-time77%
KLMCheapest$590Average$929FlexibilityNo cancel feeOn-time75%
SWISSCheapest$628Average$1,277FlexibilityNo cancel feeOn-time79%
Air SerbiaCheapest$746Average$852FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$796Average$1,058FlexibilityNo cancel feeOn-time76%

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